Test Research, Inc. (3030.TW) Stock Price, News & Chart

Prices may be delayed up to 20 min. Not investment advice. News volume: articles in the 4Search index each day.

Key statistics

Previous close234.00

Open233.00

Day range218.00233.00

52-week range139.50457.50

Off day high−6.44%

Off 52-week high−52.35%

Volume1.26M

Avg. volume (3M)1.30M

Market cap51.50B

EPS (TTM)13.18

Forward P/E—

P/E ratio (TTM)16.54

Dividend yield2.99% (7.00)

Beta (5Y)0.51

Shares outstanding236.22M

Short interest—

Earnings dateAug 5, 2025 (est.)

Analyst target—

Profit margin32.69%

Against its peers

Compare in full ›

	3030.TW	2360.TW	JDG.L	6510.TWO	3264.TWO	TER
Market cap	51.50B	565.49B	226.46M	82.16B	85.07B	39.19B
P/E (TTM)	16.5	34.2	—	59.2	19.5	28.8
Forward P/E	—	18.9	15.2	22.6	12.4	20.9
Price/book	5.3	17.1	2.7	7.7	3.5	10.6
Dividend yield	2.99%	1.33%	3.51%	0.55%	2.13%	0.21%
1-year change	+54.97%	+92.91%	−38.41%	+72.05%	+115.07%	+35.66%
Today	−6.84%	−9.18%	+0.74%	−9.93%	−8.88%	−6.82%

The closest companies by business and industry (Scientific & Technical Instruments). Prices may be delayed up to 20 min.

Related companies

Compare ›

The businesses closest to Test Research's by what they do, from their descriptions, with the same industry weighted in.

Company	Mkt cap	Price	Today
Chroma ATE Inc.2360.TW · Scientific & Technical Instruments	565.49B	1,335.00	−9.18%
Judges Scientific plcJDG.L · Scientific & Technical Instruments	226.46M	3,400.00	+0.74%
Chunghwa Precision Test Tech. Co., Ltd.6510.TWO · Semiconductor Equipment & Materials	82.16B	2,495.00	−9.93%
Ardentec Corporation3264.TWO · Semiconductors	85.07B	179.50	−8.88%
Teradyne, Inc.TER · Semiconductor Equipment & Materials	39.19B	250.99	−6.82%
Hangzhou Changchuan Technology Co.,Ltd300604.SZ · Semiconductor Equipment & Materials	121.49B	187.22	+1.20%
Onto Innovation Inc.ONTO · Semiconductor Equipment & Materials	9.07B	184.82	−8.68%
Advantest CorporationVAN.F · Semiconductor Equipment & Materials	121.10B	167.70	−12.67%

The stocks whose daily moves over the past year went most closely with Test Research's: the correlation of their daily returns, where 1 would be moving as one.

Company	Mkt cap	Price	Today
Chroma ATE Inc.2360.TW · Correlation 0.50	565.49B	1,335.00	−9.18%
Ardentec Corporation3264.TWO · Correlation 0.42	85.07B	179.50	−8.88%
Chunghwa Precision Test Tech. Co., Ltd.6510.TWO · Correlation 0.37	82.16B	2,495.00	−9.93%
Topco Scientific Co.,Ltd.5434.TW · Correlation 0.34	93.90B	484.00	−6.38%
Wah Lee Industrial Corporation3010.TW · Correlation 0.32	31.39B	121.00	−4.72%

What visitors to Test Research's page also look at.

Company	Mkt cap	Price	Today
WAH LEE INDUSTRIAL CORP3010.TW	31.39B	121.00	−4.72%
TOPCO SCIENTIFIC CO5434.TW	93.90B	484.00	−6.38%
ADVANTECH CO LTD2395.TW	519.76B	596.00	−5.25%
HUAKU DEVELOPMENT CO. LTD.2548.TW	31.34B	93.40	+3.43%
UNITED INTEGRATION SERVICES CO2404.TW	180.58B	956.00	−3.92%

From the 4Search instruments index: what each company does (its business description), its industry, size, headquarters and the markets it serves; and from a year of daily prices, which move together. Prices may be delayed up to 20 min.

Latest news

All 3030.TW news ›

Insurance Journal·Oct 29·3 outletsNegative

Chinese AI Model Carries Out Complex Cyberattacks in Controlled Tests: Researchers

Chinese firm Z.AI’s flagship AI model carried out complex cyberattacks in controlled simulations and repeatedly ignored instructions in separate tests, according to a report by AI security research firm Irregular. The GLM-5.3 model…

GOOGL MSFT

bioAffinity to present asthma and COPD test research

Yiren Digital Provides Further Update on Operations The sputum-based tests remain investigational and are not available for clinical or diagnostic use. Date of Report (Date of earliest event reported): October 13, 2026 (State or other…

AZN

Hoodline·Oct 14

Pittsburgh's Alzheimer's Walk Chases $1 Million as Blood Test Research Advances

Lynzy Groves, development director for the Alzheimer's Association, told WTAE that the disease is socially isolating and urged people to stay connected with loved ones, friends and family. She said recent treatments are not cures, but they…

News & Events·Oct 12

Road testing: Research team studies potholes in quest for better asphalt sustainability

A Missouri S&T research team is studying asphalt binders, the materials that hold road materials together, to better understand how they perform and help improve the durability of Missouri’s roads. Because roads are constantly exposed to…

MBC

The Times of India·Oct 6Positive

AI-Driven autonomous software testing research earns best paper award at IEEE conference

The Times of India

MSFT ACN

From the 4Search news index, newest first.

In the news

1mentions in 30 days

1with it in the headline

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Finance and business coverage in the 4Search news index: articles that name it in the headline, or in the text beside its ticker. Sentiment is the index's own reading of the latest 1 articles, not a forecast.